Theben Twilight Switches

LUNA 109 Twilight Switch Single Channel (2 Module)

Luna dusk-to-dawn switches are for the control of external or display lighting systems. The Luna 109 is a 35mm 2 module wide switch and has a single brightness range selectable between 2 – 2000 Lux. Comes complete with a surface mount sensor.

  • 16 (10)A light sensor switching capacity.
  • 2 – 2000 Lux adjustable range.
  • 60 second (ON/OFF) built-in delay prevents nuisance switching.
  • Green LED shows switching status.
  • Red LED shows light sensor status.
  • Switches up to 2300W of filament lighting, 400VA of fluorescent lighting or 140W of low energy lighting.
  • Test button allows testing of the installation independently from the outside brightness.
  • Surface mount kit. Part No. 907.0.064.
  • Surface mount light sensor (spare). Part No. 907.0.416.
  • Part No. LUNA 109

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    Specification

    Timer Mode Dusk/Dawn
    Setting Type Adjusting Screw
    Brightness Range LUX 2 – 2000
    Adjustment Brightness Range 1 Range
    Switching Delay ON/OFF 60/60 sec
    Voltage Free Contacts Single Pole Changeover
    Operating Voltage 230V AC
    Switch Rating 230V AC Resistive 16A, Inductive 10A
    Operating Temperature -30 to 55ºC
    Operating Temperature Sensor -40 to 70ºC
    Conforms to Directives 73/23/EEC, 89/336/EEC
    Dimensions Width 35.8, Height 90.1, Depth 69.2

    Acceptable lighting loads: LUNA 108 / 109 – filament 2300W, fluorescent 400VA, low energy 140W, discharge 400VA.

    NOTE: Timeguard has a policy of continuous product development and reserve the right to alter specifications at any time. Therefore, unavoidable differences between product and website specifications may occur, for which liability cannot be accepted by Timeguard.